if it is not offered in her like list and does not specifically say she does it then its unfair to give a negative review
if she is conning you by saying she will do this and (assuming ur clean and ur cock is not green and about to fall off) she says no, its oral with then that's a bit different.
most girls work with it as at their own discretion
know a few sauna girls don't do owo as they don't think they get paid enough to do owo but that's usually the hotter younger ones as to the older uglier ones will do the full whack as they need more regulars